Cyber Security Lecturer (Freelance) - Faculty of Computer Science and Informatics

Berlin School of Innovation and Business (BSBI Hamburg)

Conducting teaching and examination duties in accordance with applicable examination and study regulations. Designing and developing instructional materials, revising and developing new curricula for assigned modules, and developing assessment instruments for students.

Cyber Security Analyst - AI Trainer (Freelance)

Mindrift

Part of Red Team analysing and finding vulnerabilities in LLMs by checking AI Agent responses using prompts with various forms of attacks including impersonation attack, system leakage, authorization attack, information disclosure, and privilege escalation.

Senior Software Development Engineer - Database Security Red Team

Trellix Software India Private Limited

Conducted CVE reverse engineering for enterprise databases using IDA Pro, Ghidra, Oradiff, and Beyond Compare. Designed and implemented virtual patch rules and maintained Database Vulnerability Manager (DVM) content across Oracle, MSSQL, MySQL, MariaDB, PostgreSQL, IBM DB2, SAP HANA, and MongoDB. Developed compliance assessment content aligned with GDPR, PCI-DSS, HIPAA, and CIS benchmarks. Created Trellix Database Security AI chatbot using AWS Bedrock Foundational Models and implemented RAG.

Senior Technical Support Engineer - Security Products

McAfee Software India Private Limited

Provided advanced technical support for SIEM, DAM, and Vulnerability Management platforms. Led high-severity customer escalations, handling security incidents, performance degradation, and data visibility issues. Performed log analysis, packet analysis, and database investigations to identify root causes. Conducted source code analysis in C++ and Java to validate defects.

Cisco CCIE Security v5.0 Trainee

Networkers Home

Trained on Cisco CCIE Security v5.0 using tools including Cisco ASA, ASAv, ISE, FMC, NGIPS, WSA, WLC, AP, Cisco ASDM, Kiwi Syslog Server, and FireAMP. Configured firewalls, VPNs, wireless deployments, and network security policies.

Enterprise Technical Support Analyst - Network Security

Dell International Services India Private Limited

Supported Dell SonicWALL Next-Generation Firewalls (TZ and NSA series). Troubleshot firewalls, IPSec Site-to-Site VPN between Sonicwall NGFW and various vendors. Assisted customers with Site-to-Site VPN issues, Global VPN Client, SSLVPN, WLAN, application control, content filtering, and bandwidth management.

Tier-2 PLM Engineer - Network Engineering

Ericsson

Delivered Tier-2 support for Ericsson SmartEdge (formerly Redback) multi-service edge routers. Configured and troubleshot various technologies including PPPOE, DHCP, DHCP CLIPS, L2TP, ATM, POS, NPM, AAA, RADIUS, TACACS+, OSPF, BGP, ISIS, LDP, MPLS, L2VPN-VPLS, L3 VPN, NAT, QOS, and IPSEC. Successfully replicated and resolved critical ATM SARC issues for major clients.

Network Engineer - Juniper Technical Assistance Center (JTAC)

Juniper Networks

Provided global technical support for Juniper Networks M, T, and MX series routers. Served as JTAC Engineer supporting global Juniper Network customers. Configured and performed troubleshooting of various protocols including OSPF, BGP, MPLS, ISIS, LSP, LDP, RSVP, L2 VPN, L3 VPN, VPLS, Multicast protocols, LLDP, Firewall filters, Policers, Routing policy, Class of Service, and Static routes.

Cisco CCNP Trainee

Global Knowledge, USA

Configured and tuned EIGRP, OSPF, Frame Relay, ISIS, MPLS, BGP, Multicast Routing, IPv6, Cisco Catalyst switches, VLANs, VTP, Spanning Tree Protocol, Routing between VLANs, HSRP, Wireless LAN Controller, Site-to-Site VPN, VoIP Calls, and IOS Stateful Firewall.

Cisco CCNA Trainee

LAN/WAN Professional

Configured basic global configuration on Cisco Routers and Switches. Implemented CDP, created routing tables using RIP and RIP Version 2, implemented Multi-protocol WAN using Frame-relay encapsulation, and configured EIGRP, OSPF, VLANs, VTP, PPP, CHAP Authentication, and ACLs.

IBM Websphere Network Administrator - Windows/Linux

Serebrum Corporation

Administered IBM WebSphere Application Server V5.1/6.1 on Windows Server 2003 and Red Hat Linux. Performed Server Virtualization and Remote administration using VMware, Sun xVM Virtual Box, Exceed Server, and Putty.

Graduate Research Assistant

Polytechnic University

Researched on Cooperative MAC protocols using OPNET Network Modeler to improve throughput and efficiency in Wireless Networks using IEEE 802.11 a/b/g/n.

Senior Netzwerk Sicherheit /Cyber Sicherheit/ Cloud-Sicherheit/KI-Spezialist

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